Preliminary chart of Charleston Harbor and its approaches
Relief shown by hachures. Depths shown by contours and soundings. In upper right margin: Plate 1 In lower right margin: Lith. of J. Bien. Available also through the Library of Congress Web site as a raster image. Includes ms. letter, signed by Gen. S.W. Crawford, a Union officer at Fort Sumter, dated July 10, 1869 Copy imperfect: Map edges torn Control no.: 99-28